MARF is a general cross-platform framework with a collection of algorithms for audio (voice, speech, and sound) and natural language text analysis and recognition along with sample applications (identification, NLP, etc.) of its use, implemented in Java.

Jubjub is a decision tree based framework for automating *NIX administrative processes and reacting to events. Working well with a network monitor such as Nagios, you can expose, document, and add notifications to scripts in one step.

MAPLAT is a Perl HTTP Framework with its own webserver included. The projects goal is to provide administrators and software developers with a set of tools to help them "webify" common tasks simple and fast. The framework is highly modularized.

Crimp is a fully customisable website engine which can take content from anywhere that you can think of. Web content can be grabbed from anywhere and manipulated with modules before returning the results to the users browser or internet capable device.

Instant CRUD web front-end, featuring auto-discovery of the data dictionary for an RDBMS source.
Provides a basic CRUD web interface in minutes without coding and allows a great deal of flexibility for enhancements.
CRUD now, code later.

Cyclone3 is a platform that enables you to create robust, well integrated and specialized applications of all kinds, not just Web/XHTML based applications. All applications are based on open standards and technologies, primarily Perl and XUL.

The FastForward framework allows fast development of 3-tier spreadsheet applications. The spreadsheet is used as a browser, which can send and receive data. The project implements a spreadsheet add-on and data manipulation library for the web server.

GNU/Shoes is a wrapper for the Sox audio utility. Written in Perl for Linux and Win32, GNU/Shoes aids the tedious process of converting large numbers of audio files, and provides Jabber messages to notify the user that a batch is complete.

Paragon is a robust and flexible fast application development framework written in PHP. Paragon contains a structured library of extensible components for modelling real world objects and processes. Paragon is a 3-tier system using a MVC paradigm.